5155215629 has 2 divisors, whose sum is σ = 5155215630. Its totient is φ = 5155215628.

The previous prime is 5155215599. The next prime is 5155215631. The reversal of 5155215629 is 9265125515.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3155068900 + 2000146729 = 56170^2 + 44723^2 .

It is a cyclic number.

It is not a de Polignac number, because 5155215629 - 2¹⁶ = 5155150093 is a prime.

It is a Sophie Germain prime.

Together with 5155215631, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5155115629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2577607814 + 2577607815.

It is an arithmetic number, because the mean of its divisors is an integer number (2577607815).

Almost surely, 2^5155215629 is an apocalyptic number.

It is an amenable number.

5155215629 is a deficient number, since it is larger than the sum of its proper divisors (1).

5155215629 is an equidigital number, since it uses as much as digits as its factorization.

5155215629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 135000, while the sum is 41.

The square root of 5155215629 is about 71799.8302853147. The cubic root of 5155215629 is about 1727.4902774921.

The spelling of 5155215629 in words is "five billion, one hundred fifty-five million, two hundred fifteen thousand, six hundred twenty-nine".